The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 21, 2014
Filed:
Dec. 28, 2009
Peng Gong, Hiratsuka, JP;
Kazuto Yamakawa, Hiratsuka, JP;
Naoto Torii, Hiratsuka, JP;
Akira Sato, Hiratsuka, JP;
Peng Gong, Hiratsuka, JP;
Kazuto Yamakawa, Hiratsuka, JP;
Naoto Torii, Hiratsuka, JP;
Akira Sato, Hiratsuka, JP;
The Yokohama Rubber Co., Ltd, , JP;
Abstract
A rubber laminate comprises a reinforcing layer and a second rubber layer laminated sequentially on a first rubber layer, at least one outer surface of the first rubber layer and the second rubber layer being covered with an ultra high molecular weight polyethylene layer, wherein the rubber layers covered with the ultra high molecular weight polyethylene layer are formed from a rubber composition comprising from 20 to 40 parts by mass of a softener per 100 parts by mass of a mixed rubber consisting of from 60 to 80% by mass ratio of a diene rubber and 20 to 40% by mass ratio of a ethylene-propylene-diene rubber and/or a butyl rubber.